|  | C31232233133313221211113313331333133313331212111133133313221333133313331333133313231333133313121211 
  >> |  | C3123223313331322121111331333133313331333121211113313331322133313331333133313331323133313331312121 
  << |  | C31232233133313221211113313331333133313331212111133133313221333133313331333133313231333133313121213 
  >> |  |